"At the end of 2010, the 'open-source' software movement, whose activists tend to be fringe academics and ponytailed computer geeks, found an unusual ally: the Russian government. Vladimir Putin signed a 20-page executive order requiring all public institutions in Russia to replace proprietary software, developed by companies like Microsoft and Adobe, with free open-source alternatives by 2015."

I got your point, but what I'm trying to say is very little network traffic directly leaves workstations.

While I agree that there theoretically could be steganographical information encoded into standard network traffic, I think the chances are slim. Particularly as the only reliable communications protocol (in terms of likelihood to be usable on the widest variety of instillations) would be HTTP.